Hydraulic jack

Description

FIG. 1 is a front perspective view of the hydraulic jack showing my new design;

FIG. 2 is a back perspective view thereof;

FIG. 3 is an enlarged front perspective view thereof with the handle removed for convenience of illustration; and

FIG. 4 is a back perspective view of FIG. 3.

Referenced Cited
U.S. Patent Documents
1513217 October 1924 Bunker
3685797 August 1972 Orr
Other references
  • Blackhawk Hydraulic Jacks Catalog, p. 4, BA-8.5 jack, top left side of page.
Patent History
Patent number: D274668
Type: Grant
Filed: Feb 23, 1982
Date of Patent: Jul 10, 1984
Assignee: Hyco Hydraulic AB
Inventor: Donald Eliasson (Vaster.ang.s)
Primary Examiner: James M. Gandy
Law Firm: Witherspoon & Hargest
Application Number: 6/352,163
Classifications
Current U.S. Class: Jack Or Jackstand (D34/31)